Locomotive boiler support



June 7, 1932. .17 G. BLUNT LOCOMOTIVE BOILER SUPPORT Filed Sept. 29,1930 2 Sheets-Sheet iuvENToR June 7, 1932. J. G. BLUNT LOCOMOTIVE BOILERSUPPORT Filed Sept. 29, 1950 2 Sheets-Sheet 2 INVENTOR James G. B/omZATTO NEY Patented June 7, 1932 1 UNITED STATES PATENT OFFICE JAMES G.IBLUNT, F SGHENECTADY, NEW YORK LOCOMQTIVE BOILERSUPPORT Applicationfiled September 29, 1930. Serial No."485 ,119.

This invention relates to boiler supports plied to a locomotive havingaframe 1, of the and more particularly to a support: for use on usualtype and construction, the forward low a locomotive of the two stage ordouble prespressure section 2 of-the boiler containingfire sure boilertype. Locomotives of this class tubes (not shown) and the rearhigh-pressure 1'5 embody a forward low pressure boiler section section 3which comprises the fire box and 5. containing fire tubes and a rearhigh pressure combustion chamber and contains water boiler sectionformin what is commonly tubes (not shown) are detachably connectedtermed a fire box and combustion chamber together. containing watertubes, connected therewith, A double supporting saddle 4 is disposed thetwo sections being detachable. Where between the low-pressure section 2of the 60 the words fire box or high pressure boiler secboiler and theframe 1 of the locomotive. tion are used herein they will be understoodThe saddle comprises an integral casting to mean the entire rear boilersection of the (Figs. 3 to 6) having U-shaped sections 5, locomotiveincluding the fire box proper and disposed transversely beneath theboiler with the combustion chamber for such locomotives flanges 6 formedon their upper sides shaped as have both a firebox and a combustion tocorrespond with the curvature ofthe boiler chamber. and to refer to thefire box section shell. The sect-ions 5 areopen on their upper alone forsuch locomotives as do not include a sides between the flanges 6 whichembrace the separate combustion chamber. lower portionofthe boilershell. -Holes 7 An object of the present invention is to proare formedinthe flanges-for the reception of 7 vide a boiler supporting structurewhich will suitable studs or rivets by which the saddles furnish animproved means of support and are connectedto the boiler.- The sections5 will permit a relative longitudinal movement are connectedwith eachother by tubular secbetween the boiler and the frame of the loc0- tions8 at their opposite ends. motive to compensate for the expansion and Forthe purpose of drawing the saddle contraction of the boiler. Otherobjects are firmly against the boiler, and of providing to provide asupport such as the aforesaid additional support for the accessoriessupport which will include means of support forthe bracket, hereinafterdescribed, brace rods '9 fire box and means of attachment between theare provided opposite the ends of each of the forward low pressureboiler section and the flanges 6.. Brace lugs 10 are riveted to the firebox supporting structure. A further obboiler shell and the upper ends ofthe brace ject of the invention is to provide a boiler suprods arepivotally connected thereto by bolts port of the aforedescribedcharacter which 11. The lower ends of the brace rods pass will alsoembody means for supporting varithrough holes formed in the saddleconnectous locomotive accessories. ing sections 8 and are threaded and:secured In the accompanying drawings: Figure 1 in place by nuts, byadjustment of which the is a side elevation of a part of a locomotivesaddle may be drawn as firmly as desired with the invention appliedthereto; Fig. 2 is against the boiler. i a vertical section on the lineIIII of Fig. 1; On each of the opposite outer sides of the Fig. 3 is aside'view of the supporting sadsaddle a lug 12 is formed, extendingdowndle; Fig. 4: is a plan view of a part of the Ward from the base ofthe same. A sliding structure shown in Fig. 3; Fig. 5 is a rearexpansion shoe 13 isbolted to the lug 12. view of a part of thestructure shown in Fig. Secured to the engine frame 1 is a cross-tie 14.3; Fig. 6 is a section on the line IVIV of The shoe 13 bears upon thecross-tie and is 0 Fig. 3; and, Fig. 7 is a fragmentary sectionalsupported thereby, the shoe' being provided view of the structure shownin Fig. 1 taken with a liner of suitable metal such as brass or on theline VII-VII of Fig. 1. 7 bronze to permit free longitudinal sliding Inthe practice of the invention referring movement thereon when the boilerexpands descriptively to the specific embodiment or contracts under itsvarying temperature. thereof which is herein exemplified as ap- Arms 25formed on the cross-tie provide a dove-tail socket for the shoe 18 andserve to prevent relative vertical or lateral movement of the same.

The opposite ends of the rear transverse section 5 are formed withoutwardly and rearwardly extending tubular arms having flanges 16 formedon their ends. Supporting beams 17 extend rearwardlyfrom the flanges 16,and are provided at their forward ends with corresponding flanges 18, towhich the flanges 16 are bolted; The beams l7=are stepshaped in crosssection and the lower ends of inner sheets 26 of the side casing, of thefire box section of the locomotive, are riveted to 15 the respectiveadjacent inner sides of the said *beams-and are thereby supported. Thelower ends'iof outer'sheets'27 of :theside casing are secured to :therespective. adj acent-outer sides of? beams 17, by eye bolts 28 whichpass v through the beamsuandithe sheets with their eyes projecting onthe outside of said sheets. 1 Supporting beams l9.are longitudinallydisposed at the bottom of the fire box-section, andare secured by bolts29, at their forward iends20, tohorizontal flanges 21, formed on thebase otthe rear transverse section 5, of thexsaddle. f The'beams 19 aresubstantially box-shaped in :cross section, asshown in Fig. 17.Uppersheet 8O oftheybottom casing of se the firebox issupported bythebeams 19, spacingrings 131 being disposed between the sheet and the;beams, and bolts 32 being passed through the beams, rings-and sheet.Central outside sheet33, of 'the bottom casing, is riv- 3 'eted' at itssides to the respectiveyadjacent lower sidesiof the beams -19,'andoutside lower sheets 34 are rivetedtobrackets 35 at theirinner.sides,cthe.brackets being in turn: welded to the adj acent'outersides of the beams 19.

Therupper ends of'the sheets 34am welded to brackets36, and; bolts. 37are passed through the eyes of the bolts 28,.and through the brackets"36, thereby securing the same and supporting? the sheets 34. The uppereX- 45. tremities ofthe sheets 34 are 'shaped around the lowerportions-of the beams '17 By the foregoingconstruction: it will bexseenthat the saddle is adapted to" provide supporting meansforthefireboxcasing and a means of -5C-;:attachment between the sameand the lowpressure section 'ofthe boiler.

.Integrally formed on the outer sides of the connecting sections 8arebrackets 122 which comprise ruppertextensions. 23 and lower ex--l36I1'SiOI1Si24S providinga supporting'rack for -locomotiveaccessoriessuch as air pumps, feed rwater' heaters, reversegears and the like, anair pump being indicated :in place in Figs. 1

"and 2by way of illustration.

While a-specific embodiment of the invention'is herein described, thereare many and various'changes'and modifications in the del tails ofconstruction of the device which may be'found desirable and which willbe apparentto those skilled'in the art, and it will be understood thatall and any such changes and modifications are contemplated as withinthe spirit of the invention and the scope of the appended claims.

The invention claimed and desired to be secured by Letters Patent is:

1. A supporting saddle for locomotive boilers comprising a plurality oftubular sections transversely disposed beneath the boiler shaped tocorrespond with the curvature ot-theboiler shell and having the portionof their upper sides adjacent the same open and formed with flangesadapted to embrace the said boilershell, and tubular connecting sectionsintegrally formed at the adjacent ends ofsaid transverse sections.

2. In a locomotive, the combination of a frame; a boiler; and asupporting saddle for said boiler comprising. a plurality ottransversesections spaced apart and having'flanges" formed thereon adapted toengage the shell of the boiler, connecting sections between thesupporting sections, and supporting members on said connectingsectionsbearing on the said frame and-adaptabletor slidable longitudinalmovement relative thereto.

3. In alocomotive, the combination of a frame; a boiler; and asupportingsaddle comprising a plurality of tubular sections transverselydisposed beneath the boiler, shaped to correspond with the curvatureofthe boiler shell, and having .the portion of their. upper sidesadjacent the sameopen and formed with flanges adapted to embrace thesaid boiler shell for securely joining the tubular 'sec-' tions thereto,tubular sections integrally formed at the adjacent ends of saidtransversesections for connecting the same, and supportingmembersiformed on said connecting sections bearing on the said frameandadapted for slidable longitudinal movement relative thereto.

4. A supporting saddle for locomotive boilers, comprising a plurality oftransverse sections spaced apart and having flanges formedthereonadapted to engage the shell of the boiler, connectingsections-between'said supporting sections, supporting members formed onsaid connecting sections, and a brace member adapted to be secured tothe side of aboiler and to'one of said connecting sections.

5. A supporting saddle for locomotive boilers, comprising a plurality oftransverse sections spaced apart and having flanges formed thereonadapted toengage the shell of the boiler, connecting sections betweensaid supporting sections, supporting members formed on said-connectingsections, lugs adapted to be mounted on the sides of a boiler, and bracerods pivotally connected to said lugs at their upper endsand adjustablyconnected to the said connectingsections at their lower ends.and-adapted to draw the-said saddle firmly against the said boiler shelland to provide additional support.

6. In a locomotive, the combination of a frame; a boiler; a saddlesecured to the shell of the boiler to support the same; supporting meanson said saddle bearing on said frame and adaptable for slidablelongitudinal movement relative thereto; and a brace member secured tothe side of the said boiler and attached to said saddle adapted to drawthe said saddle firmly against the said boiler shell and to provideadditional support.

7 In a locomotive comprising a frame, a forward low pressure boilersection and arear high pressure boiler section detachably connected tosaid forward section, a supporting saddle secured to the shell of theforward boiler section, supporting means on the said saddle bearing onsaid frame, and supporting means for said rear boiler section disposedwithin the said rear section and connected at their forward ends withsaid saddle.

8. In a locomotive comprising a frame, a forward low pressure boilersection and a rear high pressure boiler section detachably connected tosaid forward section, a supporting saddle for said forward sectioncomprising a. plurality of transverse sections spaced apart and havingflanges formed thereon engaging the shell of the forward boiler sectionand connecting sections between said transverse sections, the rearconnecting section having extensions formed thereon with flange membersat their ends facing said rear boiler section, supporting beams for anddisposed within the rear boiler section having flanges formed on theirforward ends connected with said connecting section flanges, andsupporting means on said saddle connecting sections bearing on saidframe and adaptable for slidable longitudinal movement relative thereto.

9. In a locomotive comprising a forward low pressure boiler section anda rear high pressure boiler section detachably connected to said forwardsection, a supporting saddle secured to the shell of the forward boilersection, supporting means for said rear boiler section disposed withinthe said rear boiler section beneath said fire box, connected to thesaid saddle and supported thereby, and means disposed on said saddle forsupporting the same and the said rear boiler section supporting means.

10. In a locomotive, a frame; a forward low pressure boiler section; arear high pressure boiler section, detachably connected to said forwardsection; a supporting saddle for the said forward boiler sectioncomprising a plurality of transverse sections spaced apart and havingflanges formed thereon engaging the said forward boiler section, andconnecting sections between said transverse sections; supporting meansfor said rear boiler section extending within the said rear low pressureboiler section; a rear high pressure boiler sect-ion, detachablyconnected to said forward section; a supporting saddle for the said'forward boilerisection comprising a plurality of transverse sectionsspaced apart and having flanges formed thereon"- engaging the saidforward boiler section, and connecting sections between said transversesections, the rear transverse sectionhaving flanges formed thereon atits base and the connecting sections having. rearward I extensions withflanges formed thereon; supporting means extending within said rearboiler section connected at their forward ends to said flanges on thebase of the rear transverse section; supporting means within said rear'section at the sides thereof, having flanges formed 011 their forwardendsconnected with said extension flanges; and supporting means on saidconnecting saddlesections bearing on the said frame.

12A supporting saddle for locomotive boilers, comprising a plurality oftransverse sections spacedlapart and having flanges formed thereonadapted to engage the shell of the boiler, connecting sectionsbetweensaid supporting sections, a bracket member formed on saidconnecting sections adapted to provide a supporting rack for locomotiveaccessories, and supporting means formed on said connecting sections.

3. A supporting saddle for locomotive boilers, comprising a plurality oftransverse sections spaced apart and having flanges formed thereonadapted to engage the shell of the boiler, connecting sections betweenthe supporting sections, a bracket member formed on one of saidconnecting sections, adapted to support locomotive accessories, a bracemember adapted to be secured to the side of the boiler "and attached tothe adjacent 0on necting section, adapted to draw the said saddle firmlyagainst the boiler and to pro vide additional support for said bracket,

and supporting means for said saddle formed.

on said connecting sections.

14. In a locomotive having a frame and a boiler, a supporting saddle forsaid boiler comprising a plurality of transverse sections spaced apartand having flanges formed thereon adapted to engage the shell of theboiler, connecting sections between said sup porting sections, a bracketmember, comprisformed on one of said connecting sections adapted tosupport locomotive accessories,

mg upper and lower extensions integrally v. and supporting-membersformedon said connecting sections'bearingi'on said:frame and 7 adaptedvfor slidable'longitudinal movement relative thereto.

. 15. In a locomotive the. combination of a locomotive frame; asectional boiler shell, the sections: of which being rigidly'securedtogether along their adjacentztransverse end margins; a supportingsaddle ,for one of the sections dlSPOSGdIIlGiLI'. the transverse line ofconnectionoft'thetwo" sections; and an .ezrtensionri'gidly carried: bythesaddle projecting therefrom longitudinally of the boiler abreastofthe 'other'shell section and sections of which being rigidly securedtogether alongrtheiradjacent transverse end rigidly secured thereto toafiord. an auxiliary: support ,therefonisaid extension beingrintsuspended. relationship to'. the frame of the locomotive.

16. Ina locomotive, the combination. of a locomotive frame; asectionalboiler shell, the

margins; asupportingsaddle for one of the sections disposed nearthetransverse line of connection ofsthetwo sections; and an: extension"rigidly carried by" the saddle provjeeting therefrom longitudinally ofthe boiler into and. abreast of the other: shell section and rigidlysecuredltheretoto afford an auxiliary support therefor, said extensionbeing tinisuspended relationship to the frame of the'l-ocomotive.

J AMES Gn; BLUNT.

